-- threat from North Korea aimed directly at the United States this morning in North Korean government warned it is preparing to launch more rockets conducted nuclear test. In response to more UN sanctions passed this week the north Koreans also call the US quote. He's sworn enemies of the Korean people and yeah. Our. Policy toward North Korea has has been let's -- for quite awhile it's been a dual track policy. Engagement. When possible. Pressure when necessary. We are of course in a bit of pressure -- but I'm here. Because my role in this is a diplomat represented the United States is to try always. Creatively to look for ways forward so I'm not -- candidate conditionality for. Any diplomatic process going forward obvious there -- there -- obvious things that you know well about. We further provocations are not going to help the process forward they would only report it. Make it much more difficult for -- to gauge it's very important I stress this in my statement at the beginning. Very important that's. That north south relations. Approved.

This transcript has been automatically generated and may not be 100% accurate.

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